1858643420

素因数分解:

$2^2\times 5^1\times {\mathrm{2179}}^1\times {\mathrm{42649}}^1$

素因数の和:44837

約数の個数: 24

約数和(自身を含む): 3905034000

約数和(自身を除く): 2046390580

約数列:

[1, 2, 4, 5, 10, 20, 2179, 4358, 8716, 10895, 21790, 42649, 43580, 85298, 170596, 213245, 426490, 852980, 92932171, 185864342, 371728684, 464660855, 929321710, 1858643420]

約数ペア:

[(1, 1858643420), (2, 929321710), (4, 464660855), (5, 371728684), (10, 185864342), (20, 92932171), (2179, 852980), (4358, 426490), (8716, 213245), (10895, 170596), (21790, 85298), (42649, 43580)]